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3-Fluoro-4-methoxyphenylacetic acid

Also known as: (3-Fluoro-4-methoxyphenyl)acetic acid, 2-(3-fluoro-4-methoxyphenyl)acetic acid, 3-Fluoro-4-methoxybenzeneacetic acid, Benzeneacetic acid, 3-fluoro-4-methoxy-, MFCD00060353

3-Fluoro-4-methoxyphenylacetic acid (CAS 452-14-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H9FO3 and a molecular weight of 184.164 g/mol. Key properties include a melting point of 111-113ºC, a boiling point of 309.0±27.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 140.7±23.7 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
452-14-2
Jingsj CID
J-1516544-3
Molecular Formula
C9H9FO3
Molecular Weight
184.164 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point111-113ºC
Boiling Point309.0±27.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point140.7±23.7 °C
Exact Mass184.053574
PSA46.53000
LogP1.42
Vapor Pressure0.0±0.7 mmHg at 25°C
Refractive Index1.519

Customs & Trade Information

HS Code2918990090
Summary2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 3-Fluoro-4-methoxyphenylacetic acid?

The CAS number of 3-Fluoro-4-methoxyphenylacetic acid is 452-14-2.

What are the molecular formula and molecular weight of 3-Fluoro-4-methoxyphenylacetic acid?

3-Fluoro-4-methoxyphenylacetic acid has molecular formula C9H9FO3 and molecular weight 184.164 g/mol.

What are the upstream and downstream products of 3-Fluoro-4-methoxyphenylacetic acid?

For 3-Fluoro-4-methoxyphenylacetic acid, Upstream Products: 3-Fluoro-4-methoxyphenylacetonitrile, 2-Fluoroanisole, Ethyl 2-(3-fluoro-4-methoxyphenyl)-2-oxoacetate; Downstream Products: 3-Fluoro-4-hydroxyphenylacetic acid.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "3-Fluoro-4-methoxyphenylacetic acid (CAS 452-14-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1516544-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.